Home / 12,775,010.28-17,584,766.82-11,140,533.96

Finding the Fourth Proportional to 12,775,010.28, 17,584,766.82 and 11,140,533.96

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Solution

The fourth proportional to 12,775,010.28, 17,584,766.82 and 11,140,533.96 is: 15,334,914.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,775,010.28 : 17,584,766.82 = 11,140,533.96 : x
  2. Step 2: Convert to fraction form
    12,775,010.28/17,584,766.82 = 11,140,533.96/x
  3. Step 3: Cross multiply
    12,775,010.28x = 17,584,766.82 × 11,140,533.96
  4. Step 4: Simplify right side
    12,775,010.28x = 195,903,691,936,891.22
  5. Step 5: Solve for x
    x = 195,903,691,936,891.22/12,775,010.28
  6. Step 6: Final answer
    x = 15,334,914.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.